Derek J. Wolstenholme

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Calgary, CA

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for ensuring concentric weld deposition of material on a...
- Patent number 8,459,527
- Issue date Jun 11, 2013
- Indutech Canada LP
- Derek J. Wolstenholme
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus and method for ensuring concentric weld deposition of mat...
- Patent number 8,328,076
- Issue date Dec 11, 2012
- Indutech Canada Ltd.
- Derek J. Wolstenholme
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS AND METHOD FOR ENSURING CONCENTRIC WELD DEPOSITION OF MAT...
- Publication number 20120111926
- Publication date May 10, 2012
- INDUTECH CANADA LTD.
- Derek J. Wolstenholme
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
APPARATUS AND METHOD FOR ENSURING CONCENTRIC WELD DEPOSITION OF MAT...
- Publication number 20120061452
- Publication date Mar 15, 2012
- Derek J. Wolstenholme
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR